81313820640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{255511}}^1$

素因数の和:255562

約数の個数: 288

約数和(自身を含む): 316407663936

約数和(自身を除く): 235093843296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1326, 1360, 1440, 1530, 1560, 1632, 1768, 1872, 1989, 2040, 2080, 2210, 2340, 2448, 2652, 2720, 3060, 3120, 3315, 3536, 3744, 3978, 4080, 4420, 4680, 4896, 5304, 6120, 6240, 6630, 7072, 7956, 8160, 8840, 9360, 9945, 10608, 12240, 13260, 15912, 17680, 18720, 19890, 21216, 24480, 26520, 31824, 35360, 39780, 53040, 63648, 79560, 106080, 159120, 255511, 318240, 511022, 766533, 1022044, 1277555, 1533066, 2044088, 2299599, 2555110, 3066132, 3321643, 3832665, 4088176, 4343687, 4599198, 5110220, 6132264, 6643286, 7665330, 8176352, 8687374, 9198396, 9964929, 10220440, 11497995, 12264528, 13031061, 13286572, 15330660, 16608215, 17374748, 18396792, 19929858, 20440880, 21718435, 22995990, 24529056, 26062122, 26573144, 29894787, 30661320, 33216430, 34749496, 36793584, 39093183, 39859716, 40881760, 43436870, 45991980, 49824645, 52124244, 53146288, 56467931, 59789574, 61322640, 65155305, 66432860, 69498992, 73587168, 78186366, 79719432, 86873740, 91983960, 99649290, 104248488, 106292576, 112935862, 119579148, 122645280, 130310610, 132865720, 138997984, 149473935, 156372732, 159438864, 169403793, 173747480, 183967920, 195465915, 199298580, 208496976, 225871724, 239158296, 260621220, 265731440, 282339655, 298947870, 312745464, 318877728, 338807586, 347494960, 367935840, 390931830, 398597160, 416993952, 451743448, 478316592, 508211379, 521242440, 531462880, 564679310, 597895740, 625490928, 677615172, 694989920, 781863660, 797194320, 847018965, 903486896, 956633184, 1016422758, 1042484880, 1129358620, 1195791480, 1250981856, 1355230344, 1563727320, 1594388640, 1694037930, 1806973792, 2032845516, 2084969760, 2258717240, 2391582960, 2541056895, 2710460688, 3127454640, 3388075860, 4065691032, 4517434480, 4783165920, 5082113790, 5420921376, 6254909280, 6776151720, 8131382064, 9034868960, 10164227580, 13552303440, 16262764128, 20328455160, 27104606880, 40656910320, 81313820640]

約数ペア:

[(1, 81313820640), (2, 40656910320), (3, 27104606880), (4, 20328455160), (5, 16262764128), (6, 13552303440), (8, 10164227580), (9, 9034868960), (10, 8131382064), (12, 6776151720), (13, 6254909280), (15, 5420921376), (16, 5082113790), (17, 4783165920), (18, 4517434480), (20, 4065691032), (24, 3388075860), (26, 3127454640), (30, 2710460688), (32, 2541056895), (34, 2391582960), (36, 2258717240), (39, 2084969760), (40, 2032845516), (45, 1806973792), (48, 1694037930), (51, 1594388640), (52, 1563727320), (60, 1355230344), (65, 1250981856), (68, 1195791480), (72, 1129358620), (78, 1042484880), (80, 1016422758), (85, 956633184), (90, 903486896), (96, 847018965), (102, 797194320), (104, 781863660), (117, 694989920), (120, 677615172), (130, 625490928), (136, 597895740), (144, 564679310), (153, 531462880), (156, 521242440), (160, 508211379), (170, 478316592), (180, 451743448), (195, 416993952), (204, 398597160), (208, 390931830), (221, 367935840), (234, 347494960), (240, 338807586), (255, 318877728), (260, 312745464), (272, 298947870), (288, 282339655), (306, 265731440), (312, 260621220), (340, 239158296), (360, 225871724), (390, 208496976), (408, 199298580), (416, 195465915), (442, 183967920), (468, 173747480), (480, 169403793), (510, 159438864), (520, 156372732), (544, 149473935), (585, 138997984), (612, 132865720), (624, 130310610), (663, 122645280), (680, 119579148), (720, 112935862), (765, 106292576), (780, 104248488), (816, 99649290), (884, 91983960), (936, 86873740), (1020, 79719432), (1040, 78186366), (1105, 73587168), (1170, 69498992), (1224, 66432860), (1248, 65155305), (1326, 61322640), (1360, 59789574), (1440, 56467931), (1530, 53146288), (1560, 52124244), (1632, 49824645), (1768, 45991980), (1872, 43436870), (1989, 40881760), (2040, 39859716), (2080, 39093183), (2210, 36793584), (2340, 34749496), (2448, 33216430), (2652, 30661320), (2720, 29894787), (3060, 26573144), (3120, 26062122), (3315, 24529056), (3536, 22995990), (3744, 21718435), (3978, 20440880), (4080, 19929858), (4420, 18396792), (4680, 17374748), (4896, 16608215), (5304, 15330660), (6120, 13286572), (6240, 13031061), (6630, 12264528), (7072, 11497995), (7956, 10220440), (8160, 9964929), (8840, 9198396), (9360, 8687374), (9945, 8176352), (10608, 7665330), (12240, 6643286), (13260, 6132264), (15912, 5110220), (17680, 4599198), (18720, 4343687), (19890, 4088176), (21216, 3832665), (24480, 3321643), (26520, 3066132), (31824, 2555110), (35360, 2299599), (39780, 2044088), (53040, 1533066), (63648, 1277555), (79560, 1022044), (106080, 766533), (159120, 511022), (255511, 318240)]